What is data warehouse architecture?
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Where the applications and where
What is Star Schema?
Why should we use data ware housing and how can you extract data for analysis with example?
what are the types of dimension tables
Business rule implemntation depends on? 1.)ETL requiremnts 2.)ETL performance 3.)business requirements.
Store (and count) non-fact records?
Explain which are the olap tools available that are supported by oracle?
Explain the definition of normalized and denormalized view?
Explain how to export mappings to the production environment?
What is your spectra photometer working principles?
Describe a data warehouse.
I need to set predefined condition. How I do this?